From: Marijan Peh <marijan.peh@freenet.de>
To: cpufreq_mail_list <cpufreq@www.linux.org.uk>
Subject: Acer 1304xc powernowk7 patch & kernel 2.6.8-rc3-mm1
Date: Mon, 9 Aug 2004 19:47:39 +0200 [thread overview]
Message-ID: <20040809174739.GA22196@kanta> (raw)
How to implement this patch in kernel 2.6.8-rc3-mm1.
[aspire_patch text/x-diff (2606 bytes)]
--- a/arch/i386/kernel/powernow-k7.c 2003-06-30 13:40:16.000000000 +0200
+++ b/arch/i386/kernel/powernow-k7.c 2003-06-30 13:41:19.000000000 +0200
@@ -167,6 +167,29 @@
unsigned int j, speed;
u8 fid, vid;
+/* hardcoded modifies for mobile Athlon xp 1800+ on Acer Aspire 1300
with buggy bios */+
+ pst = kmalloc(10*sizeof(unsigned char), GFP_KERNEL);
+ if (!pst)
+ return -ENOMEM;
+
+ *pst++ = 4; /* 666 MHz */
+ *pst++ = 19; /* 1.20 V */
+ *pst++ = 6; /* 800 Mhz */
+ *pst++ = 19; /* 1.20 V */
+ *pst++ = 10; /* 1066 Mhz */
+ *pst++ = 19; /* 1.20 V */
+ *pst++ = 14; /* 1333 Mhz */
+ *pst++ = 11; /* 1.45 V */
+ *pst++ = 1; /* 1533 Mhz */
+ *pst = 9; /* 1.55 V */
+
+ pst -= 9;
+
+ fsb=133;
+
+/*************************************************/
+
powernow_table = kmalloc((sizeof(struct cpufreq_frequency_table)
* (number_scales + 1)), GFP_KERNEL); if (!powernow_table)
return -ENOMEM;
@@ -187,7 +210,7 @@
#endif
}
- dprintk (KERN_INFO PFX " FID: 0x%x (%d.%dx [%dMHz])\t", fid,
+ dprintk (KERN_INFO PFX " FID: 0x%x (%d.%dx [%dMHz]) ", fid,
fid_codes[fid] / 10, fid_codes[fid] % 10, speed);
if (speed < minimum_speed)
@@ -328,9 +351,11 @@
if ((etuple == pst->cpuid) && (maxfid==pst->maxfid) &&
(startvid==pst->startvid)) {
dprintk (KERN_INFO PFX "PST:%d (@%p)\n", i,
pst);- dprintk (KERN_INFO PFX " cpuid: 0x%x\t", pst->
cpuid);
- dprintk ("fsb: %d\t", pst->fsbspeed);
- dprintk ("maxFID: 0x%x\t", pst->maxfid);
+ dprintk (KERN_INFO PFX " cpuid: 0x%x ", pst->
cpuid);
+ /* modified for mobile Athlon XP 1800+ */
+ dprintk ("fsb: %d ", 133);
+ /***************************************/
+ dprintk ("maxFID: 0x%x ", pst->maxfid);
dprintk ("startvid: 0x%x\n", pst->startvid);
fsb = pst->fsbspeed;
-- end --
I have no programming exp.
Patch was full functional in older cpufreq code.
Thnx
--
http://nymos.dyndns.org/
reply other threads:[~2004-08-09 17:47 UTC|newest]
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